530 
THE VOYAGE OF H.M.S. CHALLENGER. 
Station 1G0. Radiol ARIA (Haeckel, Zool. pt. 40). 
Spharozoum circumtext um, Haeckel. 
Hexaplagin australis, Haeckel. 
Theojihjena nonaria , Haeckel. 
AMrmpoDA (Stebbing, Zool. pt. 67). 
Parapronoe claim, n.sp. 
Macrura (Spence Bate, Zool. pt. 52). 
Serge st es dorsispinalis, n.sp. 
,, laterodentatus, n.sp. 
In addition, the following are recorded m the note-books from the surface and down 
• • a depth of 50 fathoms (March 15 and 16): — Cuboides, Diphyes, Pkysalia, Sagitta, 
.1 ’■ '■/' (, Cyprid na, small species of Saphirina of a beautiful blue colour, Hyalophyllum 
j .s' phirir,‘.lUt\ other small Copcpods, Hyperia, larvae of Euphausia and higher 
Lh ■i apoda , Styliola, Cleodora [ -Clio], Atlanta, small fishes of two or three species, 
and ni- b<-k ..f a Cimicid Hemipter (not Cimex lectularia). Pkysalia, Saphirina, and 
Saph : riiH-lh, were observed for the first time after leaving the Cape. 
Willcmoc "-Sulim writes: “Besides Sergestes, which after Phronima was one of the 
iii" warm-water animals met with, there was also the Saphirinid Hyalophyllum, 
},■ i),) | - Siphiriuella sty l if era], a species found in the Atlantic. Styliola and 
Atl-mta became more abundant. The presence of a Hemipterous insect on the 
- ; tr. im 'd the neighbourhood of land, and many large Medusae were floating past 
h.- - o. A smal 1 >pecies of Saphirina of a metallic dark blue colour (a species not 
observed in the Atlantic) was very common.” 
,\y. Tin expedition remained at Melbourne from 2 p.m. on March 17 till 6 A.M. on 
\pi d 1 1*74, refitting the ship and obtaining magnetic and other observations on shore. 
C. PACIFIC OCEAN. 
I* l. Station 161 (Sounding 265), Melbourne to Sydney (sec Chart 25). 
April 1, 1874 ; lat. 38’ 22' 30" S., long. 144° 36' 30" E. 
Temperature of air at noon, 66 3 ; mean for the day, 64 '4. 
Temj**rnture of water at surface, 63 o. 
Density at 60° F. at surface, 1 02568. 
Depth, 33 fathoms; deposit, Shelly Sand, containing 82 22 per cent, of carbonate 
of lime (see Murray and Itcnard, Deep-Sea Deposits Chalk Exp.). 
\: l . M s/"t up -*<im. At 6 a.m. weighed anchor and proceeded out of Hobson’s Bay. 
At 7 m. p i -1 Gellibrand Lighthouse, and shaped course for the South Channel. At 
0.40 a.m. made all plain sail. Proceeded under steam. At noon, rounded Inner 
1 airway Bay of the South Channel. At 2 p.m. passed Port Philip Heads and shaped 
